348320438 has 8 divisors (see below), whose sum is σ = 523247688. Its totient is φ = 173904544.

The previous prime is 348320437. The next prime is 348320443. The reversal of 348320438 is 834023843.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 348320398 and 348320407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348320437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126131 + ... + 128862.

It is an arithmetic number, because the mean of its divisors is an integer number (65405961).

Almost surely, 2^348320438 is an apocalyptic number.

348320438 is a deficient number, since it is larger than the sum of its proper divisors (174927250).

348320438 is a wasteful number, since it uses less digits than its factorization.

348320438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255678.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 348320438 is about 18663.3447698959. The cubic root of 348320438 is about 703.6007913919.

The spelling of 348320438 in words is "three hundred forty-eight million, three hundred twenty thousand, four hundred thirty-eight".